\[\left( \frac{8}{3} \right)^{- 5} = \left( \frac{3}{8} \right)^{5};\ \left( \frac{3}{8} \right)^{- 5};\text{\ \ \ }\frac{3}{8};\ \left( \frac{8}{3} \right)^{0} = \left( \frac{3}{8} \right)^{0}\]
\[\left( \frac{3}{8} \right)^{- 5} < \left( \frac{3}{8} \right)^{0} < \left( \frac{3}{8} \right)^{1} < \left( \frac{3}{8} \right)^{5}\]
\[\left( \frac{3}{8} \right)^{- 5} < \left( \frac{8}{3} \right)^{0} < \frac{3}{8} < \left( \frac{8}{3} \right)^{- 5}.\]